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Cerenkov radiation in air from radium decay [rquote=219332&tid=17295&author=Endimion17][rquote=219320&tid=17295&author=IrC]You h ... |
20-9-2011 at 11:48 by: annaandherdad |
silvering mirrors My daughter and I have been silvering glass objects for fun, mostly jelly jars (round ones work best ... |
18-9-2011 at 12:54 by: annaandherdad |
cool ways to make fire My father's chem book from the 1930's described an experiment that I did several times when I was in ... |
17-9-2011 at 05:51 by: annaandherdad |